package com.gulimall.product.excepotion;

import com.gulimall.common.exception.BizCondeEnume;
import com.gulimall.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ControllerAdvice;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.util.HashMap;
import java.util.Map;

/**
 * 集中处理所有异常
 */
@Slf4j
@RestControllerAdvice(basePackages = "com.gulimall.product.controller")
public class ExceptionControllerAdvice {
    @ExceptionHandler(value = MethodArgumentNotValidException.class)
    public R handleVaildExcption(MethodArgumentNotValidException e) {
        log.error("数据校验出现问题{}，异常类型{}", e.getMessage(), e.getClass());
        BindingResult bindingResult = e.getBindingResult();

        Map<String, String> errorMap = new HashMap<>();
        bindingResult.getFieldErrors().forEach(fieldError ->
                errorMap.put(fieldError.getField(), fieldError.getDefaultMessage())
        );
        return R.error(BizCondeEnume.VAILD_EXCEPTION.getCode(), BizCondeEnume.VAILD_EXCEPTION.getMsg()).put("data", errorMap);
    }

    @ExceptionHandler(value = Throwable.class)
    public R handleExcption(Throwable throwable) {

        log.error("错误：", throwable);
        return R.error(BizCondeEnume.UNKNOW_EXCEPTION.getCode(), BizCondeEnume.UNKNOW_EXCEPTION.getMsg());
    }

}
